handheld laser marking machine for Dummies January 19, 2021 Category: Blog Within the laser source, there’s a fabric whose atoms launch energy in the form of sunshine. This content determines which wavelength is produced by your laser.é€ä¿¡ã™ã‚‹å‰ã«ã€ä¸Šè¨˜ã®å€‹äººæƒ…å ±ä¿è·æ–¹é‡ãƒšãƒ¼ã‚¸ã‚’ã”一èªé ‚ãã� read more